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Let the efficiency of A and B be 15 units per day and 17 units per day, respectively. So, total amount of work = (15 + 17) X 30 = 960 units Time taken by A alone to compete the whole work = 960/15 = 64 days Hence, option c.
Statements:
All jacket are coat.
All coat are blazzers.
All blazzers are shir...
Statements:
All ribbons are mat.
Some mats are ropes.
No rope is a thread.
All thread is a needle.
<...Statements:
Only a few Beautiful is Intelligent.
Only a few Smart is Beautiful.
No Smart is Honest.
Conclusion:
I. No...
Statements:
Some tigers are dog
Only a few dogs are cats
All cats are lions
Only a few lions are horses
Conclusio...
Statement:
All Mathematics are Economics
Only a few Mathematics are Chemistry
No Chemistry is Physics
Conclusion:
I. ...
Statements:
Only friend are group
Some friend are loyal
All loyal are honest
Conclusions:
I. Some honest are friend
In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be tru...
Statements:
All summers are winters.
Only a few summers are spring.
Some springs are autumn.
No autumn is season.
...
